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2026-03-30 - 05:06
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon Mar 30, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
326472128118,7sleep10-21swapper/119:09:221
32516212261,7sleep30-21swapper/319:07:393
323552115105,7sleep00-21swapper/019:05:360
324732111102,6sleep20-21swapper/219:07:062
177222640,1sleep017727-21unixbench_multi20:45:230
31222620,1sleep00-21swapper/000:25:170
201292600,1sleep320132-21kthreadcore23:40:193
19012550,0sleep20-21swapper/222:30:132
40399291,27cyclictest0-21swapper/123:30:461
40399291,27cyclictest0-21swapper/119:24:081
40399290,28cyclictest0-21swapper/123:08:281
40799280,27cyclictest0-21swapper/221:35:162
40399280,27cyclictest0-21swapper/122:59:341
40399280,27cyclictest0-21swapper/119:55:321
40399280,26cyclictest0-21swapper/100:25:591
40399280,22cyclictest0-21swapper/123:39:351
40799270,26cyclictest0-21swapper/223:45:562
40799270,26cyclictest0-21swapper/222:53:552
40799270,26cyclictest0-21swapper/221:04:362
40399270,26cyclictest0-21swapper/122:35:431
40399270,26cyclictest0-21swapper/122:26:581
40399270,26cyclictest0-21swapper/119:52:171
40399270,26cyclictest0-21swapper/119:30:441
40399270,21cyclictest0-21swapper/122:33:271
39899270,26cyclictest0-21swapper/020:21:350
40799260,25cyclictest0-21swapper/221:43:032
40799260,25cyclictest0-21swapper/219:39:302
40399261,24cyclictest0-21swapper/121:24:551
40399260,2cyclictest0-21swapper/119:15:011
40399260,25cyclictest0-21swapper/121:53:451
40399260,25cyclictest0-21swapper/121:35:271
40399260,25cyclictest0-21swapper/121:17:521
40399260,25cyclictest0-21swapper/120:53:571
40399260,25cyclictest0-21swapper/120:49:201
40399260,25cyclictest0-21swapper/119:42:081
39899260,25cyclictest0-21swapper/019:13:140
39899260,25cyclictest0-21swapper/019:13:130
407992518,7cyclictest0-21swapper/220:12:412
40799250,24cyclictest0-21swapper/220:55:242
40399250,2cyclictest0-21swapper/123:42:441
40399250,2cyclictest0-21swapper/100:36:171
40399250,2cyclictest0-21swapper/100:05:441
40399250,24cyclictest0-21swapper/123:26:071
40399250,24cyclictest0-21swapper/120:57:451
40399250,24cyclictest0-21swapper/120:44:301
40799246,17cyclictest0-21swapper/221:30:122
40799241,22cyclictest0-21swapper/219:57:052
40799240,23cyclictest0-21swapper/223:21:252
403992422,2cyclictest0-21swapper/121:01:381
403992416,7cyclictest749-21snmpd21:49:371
40399240,9cyclictest0-21swapper/120:20:101
40399240,23cyclictest0-21swapper/121:07:401
40399240,23cyclictest0-21swapper/120:33:471
40799231,21cyclictest0-21swapper/222:00:112
40799231,21cyclictest0-21swapper/221:22:252
40799231,21cyclictest0-21swapper/219:43:052
403992321,2cyclictest0-21swapper/123:03:041
403992320,3cyclictest0-21swapper/100:11:261
403992317,6cyclictest0-21swapper/122:20:461
40399231,3cyclictest0-21swapper/122:12:491
40399230,22cyclictest0-21swapper/121:25:541
40399230,22cyclictest0-21swapper/120:28:001
40399230,17cyclictest0-21swapper/123:19:161
407992220,2cyclictest0-21swapper/221:06:162
407992217,4cyclictest0-21swapper/200:18:322
40799220,21cyclictest0-21swapper/222:56:522
40799220,21cyclictest0-21swapper/222:28:072
40799220,21cyclictest0-21swapper/220:54:292
40799220,21cyclictest0-21swapper/220:48:022
40399221,20cyclictest0-21swapper/120:36:291
40399220,4cyclictest0-21swapper/120:15:171
40399220,3cyclictest0-21swapper/122:51:121
40399220,21cyclictest0-21swapper/123:59:171
40399220,21cyclictest0-21swapper/123:51:501
40399220,21cyclictest0-21swapper/123:13:221
40399220,21cyclictest0-21swapper/122:41:311
40399220,21cyclictest0-21swapper/122:41:301
40399220,21cyclictest0-21swapper/121:58:131
40399220,21cyclictest0-21swapper/121:32:011
40399220,21cyclictest0-21swapper/120:14:441
40399220,21cyclictest0-21swapper/120:05:351
40399220,21cyclictest0-21swapper/120:04:031
40399220,21cyclictest0-21swapper/119:39:061
40399220,21cyclictest0-21swapper/100:04:051
398992218,2cyclictest752-21lldpd20:06:150
40799210,3cyclictest0-21swapper/200:20:352
40799210,20cyclictest0-21swapper/221:16:542
40799210,20cyclictest0-21swapper/220:30:482
40799210,20cyclictest0-21swapper/219:32:322
40799210,19cyclictest13831-21munin-run21:14:592
403992118,2cyclictest0-21swapper/119:11:011
403992118,2cyclictest0-21swapper/119:11:011
40399210,20cyclictest0-21swapper/123:22:491
40399210,20cyclictest0-21swapper/122:17:121
40399210,20cyclictest0-21swapper/122:09:101
40399210,20cyclictest0-21swapper/121:10:031
40399210,20cyclictest0-21swapper/119:45:081
40399210,20cyclictest0-21swapper/100:31:141
40399210,20cyclictest0-21swapper/100:19:441
39899217,13cyclictest0-21swapper/023:05:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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